<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      * {
        margin: 0;
        padding: 0;
      }
      .gameback {
        width: 320px;
        height: 568px;
        background: url(../img/background.png) repeat-y 0 0;
        margin: 15px auto;
        /* overflow: hidden; */
        position: relative;
        overflow: hidden;
      }
      span {
        position: absolute;
        right: 10px;
        top: 10px;
      }
      i {
        font-style: normal;
      }
      .nanduxuanze {
        width: 100%;
        height: 100%;
        position: absolute;
        left: 0;
        top: 0;
        background-color: rgba(225, 225, 225, 0.4);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
      }
      p {
        width: 120px;
        height: 30px;
        text-align: center;
        border: 1px solid black;
        background-color: white;
        margin: 5px;
        box-sizing: border-box;
        line-height: 30px;
        cursor: pointer;
      }
    </style>
  </head>
  <body>
    <div class="gameback">
      <span>得分：<i>0</i></span>
      <div class="nanduxuanze">
        <p>菜鸡</p>
        <p>普通</p>
        <p>困难</p>
        <p>地狱</p>
      </div>
    </div>
  </body>
  <script src="../js/filter.js"></script>
</html>
